The term 'transcribed' handles numerous definitions. In sheet music (the source of this type face style) it indicates to set down onto paper. In the developmental days of radio, and till the development of the tape recorder, radio stations depended upon 16 inch large recordable discs called transcriptions.
These discs were normally aluminum base with a soft lacquer coating that was cut with a heated stylus. This was the only way a program might be taped and preserved for later broadcast or copied for syndication.
Transcribed JNL is a hand lettered sans in the chamfer style of block lettering, based upon classic sheet music showing the name and address for Zenith Music Publications.